About this Study Set
This study set covers Computer Science through
25 practice questions.
A collection of essential knowledge regarding computer hardware, software, and terminology. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 25 questions from the
Basic Computer Literacy Assessment study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Which key combination is traditionally used to undo the last action performed in most software applications?
-
A
Ctrl + Z
-
B
Ctrl + Y
-
C
Ctrl + U
-
D
Ctrl + A
2
What does the acronym 'RAM' stand for in computer hardware?
-
A
Random Access Memory
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B
Readily Available Media
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C
Rapid Application Module
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D
Remote Access Method
3
Which file format is primarily used for documents that maintain consistent formatting across different devices?
4
In the context of the internet, what does the acronym 'URL' stand for?
-
A
Uniform Resource Locator
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B
Universal Reference Link
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C
Unified Routing Language
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D
User Remote Location
5
Which component of a computer acts as the primary 'brain' by executing instructions?
6
What is the purpose of 'Incognito Mode' or 'Private Browsing' in a web browser?
-
A
To prevent browsing history from being saved locally
-
B
To encrypt all data on the internet
-
C
To prevent websites from knowing your location
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D
To speed up website loading times
7
Which of the following is considered an operating system?
-
A
macOS
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B
Google Chrome
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C
Microsoft Word
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D
Adobe Photoshop
8
What is a 'firewall' primarily designed to do?
-
A
Monitor and control incoming and outgoing network traffic
-
B
Speed up internet connection
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C
Remove computer viruses
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D
Prevent hardware from overheating
9
Which storage device uses flash memory to store data without needing moving parts?
-
A
Solid State Drive (SSD)
-
B
Hard Disk Drive (HDD)
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C
Magnetic Tape
-
D
Floppy Disk
10
What does 'ISP' stand for in the context of internet connectivity?
-
A
Internet Service Provider
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B
Internal System Protocol
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C
Internet Security Platform
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D
International Standard Portal
11
What is the standard function of the 'Print Screen' key on a keyboard?
-
A
To capture an image of the current screen
-
B
To send the current document to a printer
-
C
To clear the display
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D
To restart the computer
12
Which of the following is an example of an input device?
-
A
Keyboard
-
B
Monitor
-
C
Printer
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D
Speaker
13
What does a 'phishing' attack typically involve?
-
A
Deceptive emails or sites designed to steal sensitive information
-
B
Sending unsolicited advertisements
-
C
Installing hardware to monitor keystrokes
-
D
Encrypting files to demand a ransom
14
What is the primary function of an 'Operating System' (OS)?
-
A
To manage computer hardware and software resources
-
B
To create graphical documents
-
C
To provide internet security
-
D
To store permanent user files
15
Which key allows you to cancel the current process or exit a menu?
-
A
Esc
-
B
Tab
-
C
Shift
-
D
Alt
16
What is the term for a malicious program that replicates by attaching itself to other programs?
-
A
Computer Virus
-
B
Firewall
-
C
Cookie
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D
Hardware Driver
17
Which unit is commonly used to measure the data storage capacity of a hard drive?
-
A
Gigabytes
-
B
Megahertz
-
C
Pixels
-
D
Watts
18
In a file system, what is the purpose of a 'Folder' or 'Directory'?
-
A
To organize and store files
-
B
To delete files automatically
-
C
To run programs
-
D
To provide hardware power
19
What happens to data in RAM when a computer is turned off?
-
A
It is lost
-
B
It is moved to the hard drive
-
C
It is backed up to the cloud
-
D
It remains unchanged
20
Which keyboard shortcut is used to copy selected text or files?
-
A
Ctrl + C
-
B
Ctrl + V
-
C
Ctrl + X
-
D
Ctrl + S
21
What does 'Wi-Fi' refer to?
-
A
A wireless networking technology
-
B
The speed of your internet
-
C
A hardware cable
-
D
A type of computer screen
22
What is 'cloud storage' primarily used for?
-
A
Saving files to remote servers via the internet
-
B
Keeping data physically on a local computer
-
C
Running high-performance software
-
D
Connecting peripheral devices
23
Which of the following is a common image file extension?
-
A
.jpg
-
B
.doc
-
C
.exe
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D
.mp3
24
What is the function of the 'Trash' or 'Recycle Bin' on a desktop?
-
A
To temporarily hold files before permanent deletion
-
B
To store archived important documents
-
C
To optimize computer performance
-
D
To scan for viruses
25
Which software is typically used to browse the World Wide Web?
-
A
Web Browser
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B
Word Processor
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C
Spreadsheet Software
-
D
Media Player
